Mason-Dixon Polling & Research last week interviewed 625 registered Montana voters who said they expect to vote in the general election. The poll, commissioned by Lee Newspapers of Montana, has a margin of error is plus or minus 4 percentage points.

The poll also found 46 percent of voters had a favorable opinion of Romney, 36 percent had an unfavorable opinion and 18 percent had a neutral opinion.

Nearly half of those polled had an unfavorable opinion of Obama, 41 percent had a favorable opinion and 10 percent were neutral.

The poll also found 53 percent oppose the Affordable Care Act while 40 percent support the health care law.